dwg to html5 canvas codepen

1#gl-canvas { border: black solid 2px; 
2             border-radius: 5px; 
3             background-color: black}
4
5#tBut  { background-color: purple; 
6         color: white;}
7#sqBut { background-color: red;  
8         color: white;}
9#stBut { background-color: green;  
10         color: white;}
11
12#controls { position: absolute;
13            top: 8px;
14            left: 540px;
15            background-color: lightgray;
16            border: 2px solid black;
17            border-radius: 5px; 
18            padding: 5px;}
19
20.row { border: 1px solid gray; 
21       border-radius: 5px;
22       padding: 3px;
23       margin-top: 3px;}
24
25.disabled { display: none; }
26
27